Who Is Anonymous: 10 Key Facts

Anonymous 'hacktivists' aim to expose what they call government and establishment hypocrisy. Take a closer look at the group, its offshoots, and its infamous attacks.

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Operation Payback was an effort to back WikiLeaks. But was it effective? Anonymous isn't dedicated to knocking power grids offline, or crippling hardened military communications networks. Rather, it's online activism in the form of a PR campaign. Notably, the group launched DDoS attacks against the websites of MasterCard and Visa, highlighting their refusal to accept donations bound for WikiLeaks. But rather than disrupting those companies' payment networks, which would have hit their bottom lines, WikiLeaks' supporters merely knocked the companies' public-facing websites offline.

Published: 2015-03-31The build_index_from_tree function in index.py in Dulwich before 0.9.9 allows remote attackers to execute arbitrary code via a commit with a directory path starting with .git/, which is not properly handled when checking out a working tree.